Janusz Pipin

Dipole, quadrupole, octupole, and dipole–octupole polarizabilities at real and imaginary frequencies for H, HE, and H₂ and the dispersion‐energy coefficients for interactions between them

David M. Bishop, Janusz Pipin · International Journal of Quantum Chemistry · 1993 · 122 citations

Natural Sciences, Chemistry, Physics +16

Improved dynamic hyperpolarizabilities and field-gradient polarizabilities for helium

David M. Bishop, Janusz Pipin · The Journal of Chemical Physics · 1989 · 81 citations

Natural Sciences, Physics, Condensed Matter Physics +13

Calculation of the polarizability and hyperpolarizability tensors, at imaginary frequency, for H, He, and H2 and the dispersion polarizability coefficients for interactions between them

David M. Bishop, Janusz Pipin · The Journal of Chemical Physics · 1992 · 56 citations

Natural Sciences, Chemistry, Physics +13

Accurate variational wavefunctions for some members of the lithium isoelectronic sequence

Janusz Pipin, W. Woźnicki · Chemical Physics Letters · 1983 · 51 citations

Natural Sciences, Chemistry, Physics +11

Effect of vibration on the linear and nonlinear optical properties of HF and (HF)2

David M. Bishop, Janusz Pipin, Bernard Kirtman · The Journal of Chemical Physics · 1995 · 50 citations

Natural Sciences, Chemistry, Physics +17